Home / 10,007.44-13,810.13-5,531.27

Finding the Fourth Proportional to 10,007.44, 13,810.13 and 5,531.27

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Solution

The fourth proportional to 10,007.44, 13,810.13 and 5,531.27 is: 7,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.44 : 13,810.13 = 5,531.27 : x
  2. Step 2: Convert to fraction form
    10,007.44/13,810.13 = 5,531.27/x
  3. Step 3: Cross multiply
    10,007.44x = 13,810.13 × 5,531.27
  4. Step 4: Simplify right side
    10,007.44x = 76,387,571.59
  5. Step 5: Solve for x
    x = 76,387,571.59/10,007.44
  6. Step 6: Final answer
    x = 7,633.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.